People with severe, uncontrollable epilepsy, who have frequent grand mal seizures, have been helped by an operation that _____
A)severs the communication between hemispheres.
B)removes excitatory neurons.
C)severs the substantia nigra and basal ganglia.
D)removes most of the right hemisphere.

Question

Quizplus · Accepted Answer

The operation referred to is the corpus callosotomy, which involves severing the corpus callosum, the structure that connects the two hemispheres of the brain. This procedure is sometimes used to treat severe epilepsy by preventing seizure activity from spreading from one hemisphere to the other.

People with Severe, Uncontrollable Epilepsy, Who Have Frequent Grand Mal